Google apps script and api

Google apps script and api

hello,

do you know insert a leads with api and Google Apps Script. I write this code  and i already have as response is "<response><error><code>4600</code><message>Unable to process your request. Please verify if the name and value is appropriate for the "xmlData" parameter.</message></error></response>"

Do you have a solution ? thanks

  2.     xmlData="xmlData=<Leads><row no='1'><FL val='First Name'>"+LeadsList.getString('nom')+"</FL><row></Leads>";

  4.     Logger.log(xmlData);
  5.     
  6.     var options = {
  7.     "xmlData": xmlData
  8.     };
  9.     
  10.    
  11.     var result = UrlFetchApp.fetch("https://crm.zoho.com/crm/private/xml/Leads/insertRecords?authtoken=5a265c48578ca57549a7a323466&scope=crmapi&newFormat=1",options);

  14.     tmp = result.getContentText();
  15.     
  16.     Logger.log(tmp);